AirHint found the following cheapest return flights from Barcelona (BCN) to Seoul (ICN) in December 2025 (see full year).

Return flights

04 Dec - 17 Dec	Scandinavian Airlines
04 Dec - 10 Dec	Scandinavian Airlines
09 Dec - 17 Dec	Scandinavian Airlines
03 Dec - 10 Dec	LOT
01 Dec - 17 Dec	LOT
06 Dec - 13 Dec	LOT
07 Dec - 19 Dec	Scandinavian Airlines
04 Dec - 11 Dec	Air China
09 Dec - 19 Dec	Air China
04 Dec - 18 Dec	Air China
07 Dec - 02 Jan	Scandinavian Airlines
31 Dec - 30 Jan	Vueling Airlines
25 Dec - 01 Jan	Iberia
29 Dec - 08 Jan	Finnair
23 Dec - 08 Jan	Finnair
23 Dec - 13 Jan	Ryanair
22 Dec - 07 Jan	Ryanair
27 Dec - 08 Jan	Vueling Airlines
23 Dec - 04 Jan	Finnair
26 Dec - 07 Jan	Vueling Airlines

Also check the deals for one-way flights from Barcelona to Seoul in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Barcelona to Seoul in December from 480€

Return flights